Hardened teeth on the smaller sprocket of a roller chain drive are recommended if the drive ratio is four to one or greater or if the smaller sprocket has 24 teeth or less and is running at a speed of over 600 rpm.
features
Tolerances meet or exceed ANSI standards
Manufactured of high carbon steel
Precise machining and processes ensure consistent finish and high quality
Chain rows are parallel and precisely spaced to increase longevity of sprocket and chain
Bores are concentric to pitch line, minimizing run out
Interchangeable with other manufacturers’ split-taper bushings
Outside Dia.
3.617 in
Chain Pitch
0.500 in
Hub OD @ Recess
2.771 in
Key Way Size
0.375 in
Material
Steel
Pitch Diameter
3.3548 in
Chain Sprocket Number
40
Hub Recess Width
3/16 in
Bushing Series
P1
Chain Sprocket Pitch
0.5 in
Inch/Metric
Inch
Pitch Dia.
3.355 in
Hardened Teeth
With Hardened Teeth
Bushing Type
Split Taper
Outside Dia. [Min]
3.617 in
Material External Use
Steel
No. of Teeth
21
Hub Recessed
1
Single Strand Tooth Thickness
0.284 in
Length Through Bore
1.313 in
Material Internal Use
Carbon Steel
Construction Internal
Solid With Recess Groove
Bore Size [Min]
0.5 in
Overall Length Less Threads
N/A
Bore Type
Bushed
Width Across Teeth
0.284 in
Bushing Bore [Min]
0.5 in
Keyway
w/Keyway
Hub Projection
1.03 in
Caliper Diameter
3.0334 in
Hub Recess Depth
0.1094 in
Overall Length
2.1875 in
Bushing Bore [Max]
1.75 in
O.D.
3.617 in
Hub Dia.
3 in
Tooth Width
0.284 in
Keyway Size
0.375 in
Sprocket Style
B
No. of Strands Across
1
No. of Teeth Rows Strands
1
Bushing Bore Size [Max]
1.75 in
Chain No.
40
Hub Length
1.03 in
Type
4
Hub O.D.
3 in
Bore Size [Max]
1.75 in
Bushing Bore Size [Min]
0.5 in
Weight
1.54 LB
EAN or UPC
697950110653
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